<div class="row">
    <div class="col-1 col-md-1 d-none d-xl-block"></div>
    <div class="col-12 col-md-12 col-lg-8 col-xl-8">
        <div class="row">
            <div class="col-lg-6 col-xl-4">
                <div class="card">
                    <div class="card-body">sssssssssssssssssssssssss</div>
                </div>
            </div>
            <div class="col-xl-4 col-lg-6">
                <div class="card">
                    <div class="card-body">sssssssssssssssssssssssss</div>
                </div>
            </div>
            <div class="col-xl-4">
                <div class="card">
                    <div class="card-body">ssssssssssss</div>
                </div>
            </div>
        </div>
        <div class="row clearfix page-navigation">
            <div class="col-6 col-sm-6 col-md-6 d-lg-none d-xl-none">
                <button type="button" class="btn btn-secondary btn-block float-left">上一页</button>
            </div>
            <div class="col-lg-12 col-xl-12 d-none d-lg-block d-xl-block">
                <nav aria-label="Page navigation">
                    <ul class="pagination justify-content-center">
                        <li class="page-item disabled">
                            <a class="page-link" href="#" tabindex="-1">Previous</a>
                        </li>
                        <li class="page-item"><a class="page-link" href="#">1</a></li>
                        <li class="page-item"><a class="page-link" href="#">2</a></li>
                        <li class="page-item"><a class="page-link" href="#">3</a></li>
                        <li class="page-item">
                            <a class="page-link" href="#">Next</a>
                        </li>
                    </ul>
                </nav>
            </div>
            <div class="col-6 col-sm-6 col-md-6 d-lg-none d-xl-none">
                <button type="button" class="btn btn-secondary btn-block float-right">下一页</button>
            </div>
        </div>
    </div>
    <div class="col-lg-4 col-xl-2  d-none d-lg-block d-xl-block">
        <div class="card" style="width: 100%;">
            <div class="card-header">
                Featured
            </div>
            <div class="card-body">
                <h5 class="card-title">Special title treatment</h5>
                <p class="card-text">With supporting text below as a natural lead-in to additional content.</p>
                <a href="#" class="btn btn-primary">Go somewhere</a>
            </div>
        </div>
        <div class="card" style="width: 100%;">
            <div class="card-header">
                Featured
            </div>
            <ul class="list-group list-group-flush">
                <li class="list-group-item">Cras justo odio</li>
                <li class="list-group-item">Dapibus ac facilisis in</li>
                <li class="list-group-item">Vestibulum at eros</li>
            </ul>
        </div>
        <div class="card" style="width: 100%;">
            <div class="card-header">
                Featured
            </div>
            <div class="card-body">
                <h5 class="card-title">Special title treatment</h5>
                <p class="card-text">With supporting text below as a natural lead-in to additional content.</p>
                <a href="#" class="btn btn-primary">Go somewhere</a>
            </div>
        </div>
    </div>
    <div class="col-1 col-md-1 d-none d-xl-block"></div>
</div>